{"paper":{"title":"Production of $^{4}$He and $^{4}\\overline{\\textrm{He}}$ in Pb-Pb collisions at $\\sqrt{s_{\\mathrm{NN}}}$ = 2.76 TeV at the LHC","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"nucl-ex","authors_text":"ALICE Collaboration","submitted_at":"2017-10-20T13:53:45Z","abstract_excerpt":"Results on the production of $^{4}{\\textrm{He}}$ and $^{4}\\overline{\\textrm{He}}$ nuclei in Pb-Pb collisions at $ \\sqrt{s_{\\mathrm{NN}}} = 2.76 $ TeV in the rapidity range $ \\mid y \\mid < 1$, using the ALICE detector, are presented in this paper. The rapidity densities corresponding to 0-10% central events are found to be $\\mathrm{d}N/\\mathrm{d}y _{^{4}\\mathrm{He}} = (0.8 \\pm 0.4 ~(\\mathrm{stat}) \\pm 0.3~(\\mathrm{syst}))\\times 10^{-6}$ and $\\mathrm{d}N/\\mathrm{d}y _{^{4}\\mathrm{\\overline{He}}} = (1.1 \\pm 0.4~(\\mathrm{stat}) \\pm 0.2~(\\mathrm{syst}))\\times 10^{-6}$, respectively. This is in agre"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.07531","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}